crypt/badsalttest.c

   1 /* Test program for bad DES salt detection in crypt.
   2    Copyright (C) 2012-2023 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <array_length.h>
  20 #include <stddef.h>
  21 #include <crypt.h>
  22
  23 #include <support/check.h>
  24
  25 static const char *tests[][2] =
  26   {
  27     { "no salt", "" },
  28     { "single char", "/" },
  29     { "first char bad", "!x" },
  30     { "second char bad", "Z%" },
  31     { "both chars bad", ":@" },
  32     { "un$upported algorithm", "$2$" },
  33     { "unsupported_algorithm", "_1" },
  34   };
  35
  36 static int
  37 do_test (void)
  38 {
  39   struct crypt_data cd;
  40
  41   /* Mark cd as initialized before first call to crypt_r.  */
  42   cd.initialized = 0;
  43
  44   for (size_t i = 0; i < array_length (tests); i++)
  45     {
  46       TEST_VERIFY (crypt (tests[i][0], tests[i][1]) == NULL);
  47
  48       TEST_VERIFY (crypt_r (tests[i][0], tests[i][1], &cd) == NULL);
  49     }
  50
  51   return 0;
  52 }
  53
  54 #include <support/test-driver.c>